:root {
  --bg: #0b0f14;
  --surface: #121821;
  --surface-2: #182130;
  --border: #24303f;
  --text: #e6edf5;
  --muted: #8b9bb0;
  --primary: #3b82f6;
  --primary-soft: #1d4ed8;
  --ok: #22c55e;
  --warn: #f59e0b;
  --err: #ef4444;
  --radius: 12px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f7fa;
    --surface: #ffffff;
    --surface-2: #eef2f7;
    --border: #dbe3ec;
    --text: #101828;
    --muted: #5b6b80;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Vazirmatn", "Segoe UI", Tahoma, system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.7;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand { display: flex; align-items: center; gap: 10px; }

.mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}

.muted { color: var(--muted); }
.small { font-size: 13px; }

.topbar-actions { display: flex; align-items: center; gap: 10px; }

.pill {
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 13px;
  border: 1px solid var(--border);
  background: var(--surface-2);
}
.pill-ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.pill-err { color: var(--err); border-color: color-mix(in srgb, var(--err) 40%, transparent); }
.pill-idle { color: var(--muted); }

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.card h1 { margin: 0 0 8px; font-size: 20px; }
.card h2 { margin: 0; font-size: 16px; }

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.stat { display: flex; flex-direction: column; gap: 6px; }
.stat strong { font-size: 26px; font-weight: 700; }

.row { display: flex; gap: 10px; flex-wrap: wrap; }

input[type="text"], input[type="password"] {
  flex: 1 1 240px;
  min-width: 0;
  padding: 10px 14px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
}

input:focus { outline: 2px solid color-mix(in srgb, var(--primary) 55%, transparent); outline-offset: 1px; }

button {
  padding: 10px 18px;
  border-radius: 9px;
  border: 1px solid transparent;
  background: var(--primary);
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}
button:hover { background: var(--primary-soft); }
button:disabled { opacity: 0.55; cursor: not-allowed; }

button.secondary {
  background: var(--surface-2);
  color: var(--text);
  border-color: var(--border);
}
button.secondary:hover { background: var(--border); }

button.ghost {
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
}

.error { color: var(--err); margin: 10px 0 0; font-size: 14px; }

.stack { display: flex; flex-direction: column; gap: 12px; }

.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 13px; color: var(--muted); }
.field input { flex: none; width: 100%; }

.chat-log {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 180px;
  max-height: 420px;
  overflow-y: auto;
  padding: 12px;
  border-radius: 10px;
  background: var(--surface-2);
  margin-bottom: 12px;
}

.msg {
  max-width: 78%;
  padding: 9px 14px;
  border-radius: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}
.msg-user { align-self: flex-start; background: var(--primary); color: #fff; }
.msg-bot { align-self: flex-end; background: var(--surface); border: 1px solid var(--border); }
.msg-sys { align-self: center; color: var(--muted); font-size: 13px; }

.list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }

.list li {
  padding: 10px 14px;
  border-radius: 9px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.mono { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 13px; direction: ltr; }

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: right; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 13px; }
tbody tr:last-child td { border-bottom: none; }

.result {
  padding: 12px 14px;
  border-radius: 9px;
  background: var(--surface-2);
  border: 1px dashed var(--border);
  margin-bottom: 12px;
  word-break: break-all;
}

.badge {
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: color-mix(in srgb, var(--ok) 18%, transparent);
  color: var(--ok);
}
.badge-off { background: color-mix(in srgb, var(--err) 18%, transparent); color: var(--err); }

@media (max-width: 640px) {
  .wrap { padding: 14px; }
  .topbar { padding: 12px 14px; }
  .brand .muted { display: none; }
  .msg { max-width: 92%; }
}